/*
 * Copyright (C) 2016 MediaTek Inc.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See http://www.gnu.org/licenses/gpl-2.0.html for more details.
 */

#ifndef _OV13870MIPI_SENSOR_H
#define _OV13870MIPI_SENSOR_H

enum IMGSENSOR_MODE {
	IMGSENSOR_MODE_INIT,
	IMGSENSOR_MODE_PREVIEW,
	IMGSENSOR_MODE_CAPTURE,
	IMGSENSOR_MODE_VIDEO,
	IMGSENSOR_MODE_HIGH_SPEED_VIDEO,
	IMGSENSOR_MODE_SLIM_VIDEO,
	IMGSENSOR_MODE_CUSTOM1,
	IMGSENSOR_MODE_CUSTOM2,
	IMGSENSOR_MODE_CUSTOM3,
	IMGSENSOR_MODE_CUSTOM4,
	IMGSENSOR_MODE_CUSTOM5,
};

struct imgsensor_mode_struct {
	kal_uint32 pclk;	/* record different mode's pclk */
	kal_uint32 linelength;	/* record different mode's linelength */
	kal_uint32 framelength;	/* record different mode's framelength */
	kal_uint8 startx;/* record different mode's startx of grabwindow */
	kal_uint8 starty;/* record different mode's startx of grabwindow */
	kal_uint16 grabwindow_width;
	/* record different mode's width of grabwindow */
	kal_uint16 grabwindow_height;
	/* record different mode's height of grabwindow */
/*following for MIPIDataLowPwr2HighSpeedSettleDelayCount by different scenario*/
	kal_uint8 mipi_data_lp2hs_settle_dc;
	/* following for GetDefaultFramerateByScenario()  */
	kal_uint16 max_framerate;

};

/* SENSOR PRIVATE STRUCT FOR VARIABLES*/
struct imgsensor_struct {
	kal_uint8 mirror;	/* mirrorflip information */
	kal_uint8 sensor_mode;	/* record IMGSENSOR_MODE enum value */
	kal_uint32 shutter;	/* current shutter */
	kal_uint16 gain;	/* current gain */
	kal_uint32 pclk;	/* current pclk */
	kal_uint32 frame_length;	/* current framelength */
	kal_uint32 line_length;	/* current linelength */
	kal_uint32 min_frame_length;/*current min framelength to max framerate*/
	kal_uint16 dummy_pixel;	/* current dummypixel */
	kal_uint16 dummy_line;	/* current dummline */
	kal_uint16 current_fps;	/* current max fps */
	kal_bool autoflicker_en;/* record autoflicker enable or disable */
	kal_bool test_pattern;	/* record test pattern mode or not */
	enum MSDK_SCENARIO_ID_ENUM current_scenario_id;/* current scenario id */
	kal_uint8 hdr_mode;/* HDR mODE: 0:disable HDR, 1:IHDR, 2:HDR, 9:ZHDR */
	kal_uint8 i2c_write_id;	/* record current sensor's i2c write id */
};

/* SENSOR PRIVATE STRUCT FOR CONSTANT*/
struct imgsensor_info_struct {
	kal_uint32 sensor_id;	/* record sensor id defined in Kd_imgsensor.h */
	kal_uint32 checksum_value;/* checksum value for Camera Auto Test */
	struct imgsensor_mode_struct pre;
	/* preview scenario relative information */
	struct imgsensor_mode_struct cap;
	/* capture scenario relative information */
	struct imgsensor_mode_struct normal_video;
	/* normal video scenario relative information */
	struct imgsensor_mode_struct hs_video;
	/* high speed video scenario relative information */
	struct imgsensor_mode_struct slim_video;
	/* slim video for VT scenario relative information */
	struct imgsensor_mode_struct custom1;
	/* custom1 scenario relative information */
	struct imgsensor_mode_struct custom2;
	/* custom2 scenario relative information */
	struct imgsensor_mode_struct custom3;
	/* custom3 scenario relative information */
	struct imgsensor_mode_struct custom4;
	/* custom4 scenario relative information */
	struct imgsensor_mode_struct custom5;
	/* custom5 scenario relative information */
	kal_uint8 ae_shut_delay_frame;	/* shutter delay frame for AE cycle */
	kal_uint8 ae_sensor_gain_delay_frame;
	/* sensor gain delay frame for AE cycle */
	kal_uint8 ae_ispGain_delay_frame;
	/* isp gain delay frame for AE cycle */
	kal_uint8 frame_time_delay_frame;
	/* The delay frame of setting frame length  */
	kal_uint8 ihdr_support;	/* 1, support; 0,not support */
	kal_uint8 ihdr_le_firstline;	/* 1,le first ; 0, se first */
	kal_uint8 temperature_support;	/* 1, support; 0,not support */
	kal_uint8 sensor_mode_num;	/* support sensor mode num */
	kal_uint8 cap_delay_frame;	/* enter capture delay frame num */
	kal_uint8 pre_delay_frame;	/* enter preview delay frame num */
	kal_uint8 video_delay_frame;	/* enter video delay frame num */
	kal_uint8 hs_video_delay_frame;
	/* enter high speed video  delay frame num */
	kal_uint8 slim_video_delay_frame;
	/* enter slim video delay frame num */
	kal_uint8 custom1_delay_frame;	/* enter custom1 delay frame num */
	kal_uint8 custom2_delay_frame;	/* enter custom1 delay frame num */
	kal_uint8 custom3_delay_frame;	/* enter custom1 delay frame num */
	kal_uint8 custom4_delay_frame;	/* enter custom1 delay frame num */
	kal_uint8 custom5_delay_frame;	/* enter custom1 delay frame num */
	kal_uint8 margin;	/* sensor framelength & shutter margin */
	kal_uint32 min_shutter;	/* min shutter */
	kal_uint32 max_frame_length;
	/* max framelength by sensor register's limitation */
	kal_uint8 isp_driving_current;	/* mclk driving current */
	kal_uint8 sensor_interface_type;	/* sensor_interface_type */
	kal_uint8 mipi_sensor_type;
	/* 0,MIPI_OPHY_NCSI2; 1,MIPI_OPHY_CSI2, default is NCSI2,
	 * don't modify this para
	 */
	kal_uint8 mipi_settle_delay_mode;
	/* 0, high speed signal auto detect;
	 * 1, use settle delay,unit is ns,
	 * default is auto detect, don't modify this para
	 */
	kal_uint8 sensor_output_dataformat;
	/* sensor output first pixel color */
	kal_uint8 mclk;
	/* mclk value, suggest 24 or 26 for 24Mhz or 26Mhz */
	kal_uint8 mipi_lane_num;	/* mipi lane num */
	kal_uint8 i2c_addr_table[5];
/* record sensor support all write id addr, only supprt 4, must end with 0xff */
	kal_uint32 i2c_speed;	/* i2c speed */
};

/* I2C related */
static kal_uint16 read_cmos_sensor_byte(kal_uint16 addr);
static void write_cmos_sensor_byte(kal_uint32 addr, kal_uint32 para);
static kal_uint16 table_write_cmos_sensor_byte(kal_uint16 *para,
	kal_uint32 len);

extern int iReadRegI2C(u8 *a_pSendData, u16 a_sizeSendData,
	u8 *a_pRecvData, u16 a_sizeRecvData, u16 i2cId);
extern int iReadRegI2CTiming(u8 *a_pSendData,
	u16 a_sizeSendData, u8 *a_pRecvData,
	u16 a_sizeRecvData, u16 i2cId,
			     u16 timing);

extern int iWriteRegI2C(u8 *a_pSendData, u16 a_sizeSendData, u16 i2cId);
extern int iWriteRegI2CTiming(u8 *a_pSendData, u16 a_sizeSendData,
		u16 i2cId, u16 timing);

extern int iBurstWriteReg_multi(u8 *pData, u32 bytes,
		u16 i2cId, u16 transfer_length, u16 timing);

#endif
